50865988100 has 36 divisors (see below), whose sum is σ = 115178294784. Its totient is φ = 19461768480.

The previous prime is 50865988097. The next prime is 50865988127. The reversal of 50865988100 is 188956805.

50865988100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×50865988100² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (50).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11055524 + ... + 11060123.

Almost surely, 2^50865988100 is an apocalyptic number.

50865988100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

50865988100 is an abundant number, since it is smaller than the sum of its proper divisors (64312306684).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50865988100 is a wasteful number, since it uses less digits than its factorization.

50865988100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22115684 (or 22115677 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 50.

The spelling of 50865988100 in words is "fifty billion, eight hundred sixty-five million, nine hundred eighty-eight thousand, one hundred".